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  1. Oxford American Dictionary

    mucus

    • IPA[ˈmyo͞okəs]

    美式

    • n.
      a slimy substance secreted by mucous membranes and glands for lubrication, protection, etc.；a gummy substance found in plants; mucilage.

    • noun: mucus

    • 更多解釋

    mucus

    • IPA[ˈmjuːkəs]

    英式

    • n.
      a slimy substance secreted by the mucous membranes and glands of animals for lubrication, ...

    Oxford Dictionary